i have a problem with my sex tool. the upper skin of d tool doesnt comes out. when i try, to make skin down, it comes down to a certain extent. but, it hurts too much. when the inner skin is touched, with fingers then also it hurts an itching happens….please help me out of this..now, i am 21. i started masturbtion at the age of 12. sice then then i do it once or twice a day..plz, do help me out of this..